Reed LM-81HT User Manual
Contents
1. F USA equipment a 1 877 742 TEST 8378 LM 8IHT Thermo Hygrometer Instruction Manual Table of Contents ai AA AA AA 2 SPECIficatiONS w wwwmamwaza dj tk kn kk ci is n kr aks nuna 3 instrument DESON PI ON es dw tyosiskojas and da po iya kaka lk bd kan a a a 4 Measuring POCHI USSI a a is 4 Additional ga q 6 1 e 5 A PA FA PAN W e PE WE Fe PER RE A NY aa 4 5 Fola FUNGUO nazi asi alos al lk al a aa bi in s a a ja IAN bd 4 Dala FAC ON OTEL NOU ebien ta tot apati ank ana tl a kai ren anj 4 PAO OWS CF ent a bobis isk ab n kokolo ete kat An dsi re bet ne 5 Battery Replacement cccccccsseccsseeceeeeceeeceeeceseeeeeeeeeeeesseeesaeees 5 Features e Tiny bone shape with lightweight and small size case design are suitable for handling with one hand e Wristlet design provides extra protection to the instrument especially for user one hand operation e High precision thin film capacitance humidity sensor with fast response to the humidity variety e Built in microprocessor circuit assures excellent performance and accuracy e Concise and compact buttons arrangement easy operation e Memorize the maximum and minimum value with recall e C F selectable by pressing button on the front panel e Multi channels display for relative humidity and temperature measured values at the same time e Hold function to freeze the current reading value For service on this or any other2. Pressing the Hold Button 2 above will freeze the current value with a HOLD symbol on the display Press again to release the hold function Data Record Function 1 The Data Record function records amp displays the maximum and minimum reading values Start the Data Record function by pressing the Max Min Button 3 above once There will be a REC symbol on the display 2 With the REC symbol on the display a Press the Max Min Button 3 above once and the Max symbol along with the maximum value will appear on the display continued Ni m reedinstrumentscom YA NOTE If you intend to delete the maximum value just press the Hold Button 2 page 4 for a while and then the display will show the REC symbol only amp execute the memory function continuously b Press the Max Min Button again the Min symbol along with the minimum value will appear on the display NOTE If you intend to delete the maximum value just press the Hold Button 2 page 4 for a while and then the display will show the REC symbol only amp execute the memory function continuously c To exit the memory record function press the Max Min Button continuously for at least 2 seconds The display will revert to the Current reading Auto Power Off In order to prolong the battery life the instrument has Auto Power Off function The meter will switch
3. REED product or information on other REED products contact REED Instruments at info reedinstruments com kia v reedinstrumentscom gt Specifications General Specifications Display 8 mm LCD display Measurement Humidity and Temperature Operating Humidity Max 80 RH Operating Temperature Oto 50 C 32 to 122 F Over Input Display Indication of Power Supply 006P DC 9V battery Heavy duty type Power Consumption Approx DC 6 2 mA Weight 160g battery included Dimensions 156 H x 60 W x 33 D mm 6 14 x 2 36 x 1 29 Accessories Optional carrying case also available Model CA 52A Electrical Specifications 23 5 C thermister Measurement Range Accuracy lt 70 RH 4 RH Temperature 82 to 122 F Oo 0 to 50 C kia m reedinstrumentscom Instrument Description 1 Power Button 2 Hold Button 3 Max Min Button 4 C F Button 5 R H TEMP Sensor 6 LCD display 7 Battery Compartment Cover 8 Wristlet Measuring Procedures 1 Power on the instrument by pressing the Power Button 1 above 2 At the mean time the reading value of relative humidity and temperature will be displayed on the LCD display Pressing the C F Button 4 above will select the temperature reading unit to C or F 3 When the meter be applied in a new environment a few minutes are required to reach the stable situation Additional Functions Hold Function
4. off automatically if no buttons are pressed for around 10 minutes Battery Replacement 1 When the left corner of the LCD display shows the low battery symbol fe this indicates that replacement of the battery is then needed However specification measurements could still be taken for another few hours before the meter becomes inaccurate 2 Open the Battery Cover 7 page 4 at the back of the meter and remove the battery 3 Replace with a 9V battery alkaline or heavy duty type and reinstall the cover For service on this or any other REED product or information on other REED products contact REED Instruments at info reedinstruments com Niue m reedinstruments con Notes ous 205 Westwood Ave ay Long Branch NJ 07740 e quipment 19877 742 rest 837s bot ET salesteamOToauipmant N T kia v reedinstruments com 6
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